import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '../components/login.vue'
import Home from '../components/home.vue'
import Welcome from '../components/welcome.vue'
import User from '../components/user/User.vue'

Vue.use(VueRouter)

// const routes = [
// ]

const router = new VueRouter({
  routes: [
    { path: '/', redirect: '/login' },
    { path: '/login', component: Login },
    {
      path: '/home',
      component: Home,
      redirect: '/welcome',
      children: [
        { path: '/welcome', component: Welcome },
        { path: '/user', component: User }
      ]
    },
    { path: '/user', component: User }
  ]
})

// 挂载路由导航守卫
// router.beforeEach((to, from, next) => {
//   // to将要访问的路径
//   // from代表从哪个路径跳转而来
//   // next是一个函数，表示放行
//   // next() 放行   next('/login') 强制跳转
//   if (to.path === '/login') return next()
//   // 获取token
//   const tokenStr = window.sessionStorage.getItem('token')
//   if (!tokenStr) return next('/login')
//   next()
// })

export default router
